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Statistical Hypothesis Testing: Understanding Beta and Alpha

Learn the concepts of beta (probability of accepting H0 when Ha is true) and alpha (probability of rejecting H0 when H0 is true) in statistical hypothesis testing. Explore how beta and alpha influence acceptance regions and critical regions.

hedy-mcconnell
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Statistical Hypothesis Testing: Understanding Beta and Alpha

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  1. AR     a 0 Define = P(accept H0 | Ha is true) Define  = P(reject H0 | H0 is true) CR  will be decreased  will be increased Once  is given, the values of are divided into acceptance region (AR) and critical region (CR) . When H0 is true, When Ha is true, By Lim Keng Suan, 2003

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